Although the team with Microsoft moved swiftly to patch the BlueHammer vulnerability, other exploits still threaten Microsoft ...
A researcher known as "Chaotic Eclipse" has published a proof-of-concept exploit for a second Microsoft Defender zero-day, ...
Three Defender zero-days exploited since April 10, 2026, enabling privilege escalation and DoS, forcing isolation of affected ...
A security vulnerability was recently discovered in Microsoft Defender, the first-party Windows 11 antivirus tool used by ...
In a blog post, Microsoft says Defender is enough for most Windows 11 users. No extra antivirus needed if you keep defaults ...
A security researcher frustrated with Microsoft has released the BlueHammer Windows zero-day exploit, telling the company, “I ...
New PoC shows how Microsoft Defender can be tricked into rewriting malicious files into protected locations, enabling ...
Windows 11 users may not need third-party antivirus, according to Microsoft, which says Defender delivers strong default protection for everyday use.
The Microsoft Defender Security Research Team has confirmed that a pervasive new authentication code attack is compromising ...
Microsoft’s free built-in security software for Windows PCs, Defender Antivirus, provides excellent anti-malware protection for Windows PCs. However, it lacks some extras found in third-party products ...
Microsoft Defender (previously Windows Defender) has been a part of the Windows operating system since the early 2000s, with Microsoft improving and iterating on it up to the present — and presumably ...
Microsoft fixes 169 vulnerabilities including exploited SharePoint CVE-2026-32201, prompting CISA remediation by April 28, ...
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